Skewes obtained a degree in civil engineering from the University of Cape Town before emigrating to England.
His parents were Henry (Harry) Skewes, a tin miner and assayer from Cury, Cornwall, England and Emily Moyle, who was American by birth.
His parents moved from Redruth, Cornwall in 1894 to the Transvaal, South Africa.
She was the daughter of the head chef at King's College, Cambridge, and a talented opera singer.
[7][8] A memorandum written by Skewes on his retirement was kept in a glass case in the department of mathematics at the University of Cape Town.